Vitamin B-2 signs - fatigue, bad digestion, mouth sores and worse.

Symptom Quiz & Video

How to Correct a Vitamin B-2 (Riboflavin) Deficiency

B-2 Supercharges Your Lungs

Vitamin B-2 (riboflavin) supercharges your lungs' capacity to remove oxygen from the air. It also helps in the movement of oxygen from your blood into your cells. Even within the cell, B-2 is important for the effective use of the oxygen it has helped deliver.

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